Sock



FIG. 1 is a perspective view of a sock in use, showing the new design;

FIG. 2 is a top view thereof;

FIG. 3 is a bottom view thereof;

FIG. 4 is a side view thereof;

FIG. 5 is a front view thereof; and,

FIG. 6 is a rear view thereof.

The broken lines shown are included only for the purpose of illustratingenvironmental subject matter, and form no part of the claimed design.

The dot-dash broken line depicts a break line that forms no part of theclaimed design.

CLAIM The ornamental design for a sock, as shown and described.